Fluid Level Switches and Maintainers

OPLH series Oil Level Maintainer

The OPLHC/OPLHACS series fluid level Swichgage® is a combination level indicating gauge with adjustable low and high limit switches. Limit switches can be wired directly to electric pilot circuits to operate alarms, shutdown or start/stop pumps to maintain predetermined levels.

Surface mount or panel mount enclosure is available for both model series. All models feature a 4½ in. (114 mm) dial for easy viewing. Adjustable limit switches are accessible from front of the Swichgage®. Specialized models are available for specific applications involving engines or electric motors.

Features:

  • Eliminates under/overfill due to “human error”
  • Combination level indicating gauge and critical level limit Switch
  • High and low level limit contacts are visible and adjustable
  • Designed to start and stop pumps to maintain specific levels
  • Indication only Murphygage® available
  • Latching control relay versions available

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